Find out about medical and health terms that start with A.

• What Are Abdominals?
• What Are Adenoids?
• What Are Airways?
• What Are Allergy Shots (Immunotherapy)?
• What Are Anterior Cruciate Ligament (ACL) Injuries?
• What Are Antibiotics?
• What Are Antihistamines?
• What Are Arteries and Veins?
• What Are Astringents?
• What Does Alignment Mean?
• What Does Amputate Mean?
• What Does Autoimmunity Mean?
• What Is AIDS?
• What Is Alzheimer's Disease?
• What Is Anorexia Nervosa?
• What Is Lou Gehrig's Disease (ALS)?
• What's Acne?
• What's Addiction?
• What's Adenovirus?
• What's Aerobic Activity?
• What's Allergy-Triggered Asthma?
• What's Anemia?
• What's Anesthesia?
• What's Animal Dander?
• What's Appendicitis?
• What's Arthritis?
• What's Asthma?
• What's Astigmatism?
• What's Autism?
• What's an Abrasion?
• What's an Abscess?
• What's an Airway Obstruction?
• What's an Allergen?
• What's an Allergist?
• What's an Allergy?
• What's an Asthma Action Plan?
• What's an Asthma Flare-Up?
• What's the Anus?
• What's the Appendix?

Note: All information is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor.

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